Epson PowerLite 800F 5000-Lumen Pixel-Shift Full HD Ultra-Short Throw Laser 3LCD Projector (White) - Manual (Page 247)

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8. Close the air filter cover and tighten the screws.
Parent topic: Air Filter and Vent Maintenance
Related tasks
Turning Off the Projector
Replacing the Air Filter
You need to replace the air filter in the following situations:
• After cleaning the air filter, you see a message telling you to clean or replace it
• The air filter is torn or damaged
You can replace the air filter while the projector is mounted on the wall or ceiling.
1. Turn off the projector and unplug the power cord.